20659904

素因数分解:

$2^6\times {\mathrm{167}}^1\times {\mathrm{1933}}^1$

素因数の和:2112

約数の個数: 28

約数和(自身を含む): 41263824

約数和(自身を除く): 20603920

約数列:

[1, 2, 4, 8, 16, 32, 64, 167, 334, 668, 1336, 1933, 2672, 3866, 5344, 7732, 10688, 15464, 30928, 61856, 123712, 322811, 645622, 1291244, 2582488, 5164976, 10329952, 20659904]

約数ペア:

[(1, 20659904), (2, 10329952), (4, 5164976), (8, 2582488), (16, 1291244), (32, 645622), (64, 322811), (167, 123712), (334, 61856), (668, 30928), (1336, 15464), (1933, 10688), (2672, 7732), (3866, 5344)]